Journal of Japanese Society of Oral Oncology
Online ISSN : 1884-4995
Print ISSN : 0915-5988
ISSN-L : 0915-5988
Volume 12, Issue 1
Displaying 1-4 of 4 articles from this issue
  • Takahiko Shibahara, Hiroyasu Noma, Masanori Ishikawa, Kiyohiro Kasahar ...
    2000 Volume 12 Issue 1 Pages 1-9
    Published: March 15, 2000
    Released on J-STAGE: May 31, 2010
    JOURNAL FREE ACCESS
    Forearm flap were performed in 100 patients between 1988 and 1998. The purpose of this study was to evaluate the long-term results of forearm flaps used for reconstrution of the oral cavity with regard to sensory function, histological observation, and performance status.
    The restitution of the cutaneous sensibility in forearm flaps was performed more than 60 months later.
    Histologic evaluation of biopsy specimens from forearm flaps was made one month to 75 months after intraoral reconstruction.
    As the histological findings indicated long-term chronological observations of forearm flaps were conducted. It was revealed that flap tissue begins mucosa-like change about ten months after grafting.
    Interview was conducted to ascertain the degree of articulation and mastication.
    The clarity of conversation recovered favorably in most patients, and the degree of recovery was generally related to the time since surgery.
    Application of the forearm flap has enabled morphological and functional recovery.
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  • Yasuo Kimura, Yoshiyuki Ito, Nobukazu Fuwa, Eiichiro Ariji
    2000 Volume 12 Issue 1 Pages 10-17
    Published: March 15, 2000
    Released on J-STAGE: May 31, 2010
    JOURNAL FREE ACCESS
    This historical control study was performed to clarify the usefulness of elective irradiation to the clinically negative neck in patients with cancer of the tongue.
    A total of 142 patients with squamous cell carcinoma of the tongue, who were clinically diagnosed as T2 of primary tumor with negative neck nodes, were treated by irradiation at Aichi Cancer Center Hospital between 1966 and 1996.
    The Cancers were well controlled at the primary sites in 136 of these patients. One hundred two patients treated before 1988 did not receive elective neck irradiation, while 34 patients after 1989 were treated with 50Gy elective irradiation. In patients without elective irradiation, the ratio of late occurrence of neck metastasis was 27.5%, while this value reduced to 5.9% in the elective group. The survival rate increased from 79% (patients without elective irradiation) to 97% (with elective irradiation), although there was no significant difference. There were no increased radiation injury in patients with of ective irradiation compared to those without elective irradiation. It was concluded that elctive neck irradiation was one option for achieving higher control ratio of the neck metastases.
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  • —Special reference to perioperative management and pharmacokinetics of UFT®
    Souichi Yanamoto, Goro Kawasaki, Takemitsu Matsuo, Akio Mizuno
    2000 Volume 12 Issue 1 Pages 18-23
    Published: March 15, 2000
    Released on J-STAGE: May 31, 2010
    JOURNAL FREE ACCESS
    A long operation to treat carcinoma of lower gingiva in a patient who had been undergoing hemodialysis was complicated by massive hemorrhage. The patient was a 60-year-old male undergoing hemodialysis three times a week because of chronic renal failure for five years. After radiation therapy and chemotherapy ( UFT® 300mg/day), hemimandibulectomy and total neck dissection of the right side were performed under general anesthesia. UFT®, safe carcinostatic for patients undergoing hemodialysis, was dialyzed. Before the operation, a blood transfusion was carried out to correct the anemia. Because of the supernumerary transfusion during postoperative treatment, dry weight was decreased. Although there was no recurrence and metastasis, the patient died of pulmonary complication fifteen months after operation.
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  • —Branchiogenic carcinoma considered to meet Martin's criteria—
    Yasuhiro Ozawa, Hiroyasu Noma, Eizo Takeda, Kenichi Hatada, Akira Kata ...
    2000 Volume 12 Issue 1 Pages 24-30
    Published: March 15, 2000
    Released on J-STAGE: May 31, 2010
    JOURNAL FREE ACCESS
    A 37-year-old female visited our hospital complaining mainly of a tumor in the dexter lateral cervical region (anterior sternocleidomastoid muscle) . CT photos revealed a cystic lesion, and its yellow serum liquid was aspirated using a trial puncture. In a biochemical analysis, the liquid showed higher GOT, LDH, CPK, and amylase levels compared to the patient's serum. Cytodiagnosis revealed that the tumor was not malignant. However, the tumor, was diagnosed as a squamous cell carcinoma by postoperative histopathological tissue examination. Suspecting a metastatic carcinoma, the patient was examined thoroughly but primary tumor was found. In current, periodic observations, there has been no local recurrence of the tumor or development of a primary tumor. These findings suggested that this tumor was a squamous cell carcinoma originating in the lateral cervical region called a Branchiogenic cancer. As for the mechanism of its occurrence, biochemical analysis of the extracted serum liquid indicated that the epithelium of the salivary gland tissue ectopically aberrated to the lymph node became a cyst that developed into a malignant tumor.
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